Thread (11 messages) 11 messages, 2 authors, 2021-08-19
STALE1747d LANDED

[PATCH 3/8] perf/x86/amd/power: Assign pmu.module

From: Kim Phillips <hidden>
Date: 2021-08-17 22:11:56
Also in: lkml
Subsystem: performance events subsystem, the rest, x86 architecture (32-bit and 64-bit) · Maintainers: Peter Zijlstra, Ingo Molnar, Arnaldo Carvalho de Melo, Namhyung Kim, Linus Torvalds, Thomas Gleixner, Borislav Petkov, Dave Hansen

Assign pmu.module so the driver can't be unloaded whilst in use.

Signed-off-by: Kim Phillips <redacted>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andrew Murray <redacted>
Cc: Arnaldo Carvalho de Melo <acme@kernel.org>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Boris Ostrovsky <boris.ostrovsky@oracle.com>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: Ian Rogers <irogers@google.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Jiri Olsa <redacted>
Cc: Joao Martins <redacted>
Cc: Konrad Rzeszutek Wilk <redacted>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Michael Petlan <redacted>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Robert Richter <redacted>
Cc: Stephane Eranian <redacted>
Cc: Thomas Gleixner <redacted>
Cc: linux-kernel@vger.kernel.org
Cc: linux-perf-users@vger.kernel.org
Cc: x86@kernel.org
---
 arch/x86/events/amd/power.c | 1 +
 1 file changed, 1 insertion(+)
diff --git a/arch/x86/events/amd/power.c b/arch/x86/events/amd/power.c
index 16a2369c586e..37d5b380516e 100644
--- a/arch/x86/events/amd/power.c
+++ b/arch/x86/events/amd/power.c
@@ -213,6 +213,7 @@ static struct pmu pmu_class = {
 	.stop		= pmu_event_stop,
 	.read		= pmu_event_read,
 	.capabilities	= PERF_PMU_CAP_NO_EXCLUDE,
+	.module		= THIS_MODULE,
 };
 
 static int power_cpu_exit(unsigned int cpu)
-- 
2.31.1
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